Quantification of Aortic Regurgitation Severity by Left Ventricular to Right Ventricular Stroke Volume Ratio - Esmaeilzadeh, Maryam; Soleimany, Khadijeh; Parsaee, Mozhgan; Bassiri, Hossein Ali; Esmaeilzadeh, Fatemeh; Bakhshandeh Abkenar, Hooman (The Research in Heart Yield and Translational Medicine (RHYTHM))